   `(defonce ~n (defgame* ~options)))
 
 (defn set-screen!
-  "Creates and displays a screen for the `game` object, using one or more
-`screen` maps in the order they were provided.
+  "Creates and displays a screen for the `game-object`, using one or more
+`screen-objects` in the order they were provided.
 
     (set-screen! my-game main-screen text-screen)"
-  [^Game game & screen-objects]
+  [^Game game-object & screen-objects]
   (let [add-inputs! (fn []
                       (input! :set-input-processor (InputMultiplexer.))
                       (doseq [{:keys [screen]} screen-objects]

        entities))

    ; ui gesture functions (for play-clj.ui)
    ; Tip: use actor-gesture-listener! to configure these functions and run them manually
    (defscreen my-screen
      :on-ui-fling ; the user dragged a finger over the screen and lifted it
      (fn [screen entities]

        entities))

    ; input functions
    (defscreen my-screen
      :on-key-down ; a key was pressed
      (fn [screen entities]
